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Add LZMA support for pre-compressed stubs.

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This commit is contained in:
Markus F.X.J. Oberhumer
2006-11-21 06:09:04 +01:00
parent 787b1fceff
commit 87b7ea9cf3
16 changed files with 3433 additions and 4419 deletions
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src/linker.cpp
+7 -9
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@@ -133,29 +133,27 @@ ElfLinker::~ElfLinker()
void ElfLinker::init(const void *pdata_v, int plen)
{
const upx_byte *pdata = (const upx_byte *) pdata_v;
// decompress
if (plen >= 16 && memcmp(pdata, "UPX#", 4) == 0)
{
int method = -1;
unsigned u_len = 0, c_len = 0;
if (pdata[4] == M_DEFLATE)
// decompress pre-compressed stub-loader
int method;
unsigned u_len, c_len;
if (pdata[4])
{
method = M_DEFLATE;
method = pdata[4];
u_len = get_le16(pdata + 5);
c_len = get_le16(pdata + 7);
pdata += 9;
assert(9 + c_len == (unsigned) plen);
}
else if (pdata[4] == 0 && pdata[5] == M_DEFLATE)
else
{
method = M_DEFLATE;
method = pdata[5];
u_len = get_le32(pdata + 6);
c_len = get_le32(pdata + 10);
pdata += 14;
assert(14 + c_len == (unsigned) plen);
}
else
throwBadLoader();
assert((unsigned) plen < u_len);
inputlen = u_len;
input = new upx_byte[inputlen + 1];